IREN Limited

IREN, an Australian company that builds and runs data centres on renewable power in British Columbia and Texas, filling them first with bitcoin mining rigs and now increasingly with Nvidia GPUs rented out to AI customers, among them Microsoft under a multi-year contract signed in 2025. Brothers Daniel and Will Roberts founded it in Sydney in 2018 as Iris Energy, and it took the shorter name in 2024. IREN on Robinhood Chain is a Robinhood Stock Token, a tokenised debt security issued by Robinhood Assets (Jersey) Limited and backed by IREN Limited shares held in custody at Alpaca Securities.